Role description

We are seeking a highly motivated and experienced Cloud Infrastructure Engineer with 3+ years of experience in Cloud Infrastructure Engineering, Cloud Operations, DevOps, or Site Reliability Engineering.

The role focuses on designing, implementing, automating, and managing scalable, secure, and highly available cloud infrastructure using AWS, with hands-on responsibilities across EC2, ECS, ECR, Jenkins, CloudFormation, and S3. The engineer will support infrastructure provisioning, application deployments, automation, and reliable service delivery across development, testing, and production environments.

Key Responsibilities

- Design, deploy, manage, and optimize AWS cloud infrastructure across development, testing, and production environments.
- Provision and maintain cloud infrastructure using CloudFormation to improve consistency, scalability, and operational efficiency.
- Manage and optimize EC2 compute infrastructure to support scalable and highly available applications.
- Deploy and manage containerized workloads using ECS, supporting reliable and scalable application environments.
- Support container image management and application deployment workflows using ECR.
- Manage S3 resources required by cloud-hosted applications and infrastructure.
- Develop and maintain automated deployment pipelines using Jenkins.
- Support application deployments, release management, and environment promotion through automated delivery processes.




- Automate infrastructure provisioning and environment setup to reduce manual intervention and improve operational reliability.
- Support troubleshooting and resolution of infrastructure and platform incidents involving the mandatory AWS services.
- Contribute to improving cloud infrastructure performance, reliability, scalability, and availability through proactive automation and operational practices.

Required Skills

Proficient

- AWS
- EC2
- ECS
- ECR
- Jenkins
- CloudFormation
- S3

Experience
- 3+ years of experience in Cloud Infrastructure Engineering, Cloud Operations, DevOps, or Site Reliability Engineering.
- Hands-on experience managing enterprise applications in AWS cloud environments.
- Experience working in quick-paced, mission-critical production environments.

Skills AWS, ECS,ECR,EC2,CLOUDFORMATION,JENKIN,S3

About UST

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation.

With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

📌 Cloud Infrastructure Engineer – AWS & (Kolkata)
🏢 UST
📍 Kolkata